Number of 7Xn 0..1 arrays with diagonals and rows unimodal and antidiagonals nondecreasing.

A224163

Number of 7Xn 0..1 arrays with diagonals and rows unimodal and antidiagonals nondecreasing.

Terms

    a(0) =128a(1) =2916a(2) =9681a(3) =18408a(4) =32910a(5) =60214a(6) =114537a(7) =222841a(8) =437497a(9) =857104a(10) =1662992a(11) =3177801a(12) =5958392a(13) =10937977a(14) =19639113a(15) =34486391a(16) =59258268a(17) =99731248a(18) =164588012a(19) =266685480a(20) =424810970a(21) =666096886a(22) =1029319580a(23) =1569379741a(24) =2363354232

External references